Display screen of a mobile terminal or portion thereof with a graphical user interface



FIG. 1 is a front view of a display screen of a mobile terminal orportion thereof with a graphical user interface showing my new design,the graphical user interface is shown separately for clarity ofillustration;

FIG. 2 is a front view of a display screen of a mobile terminal orportion thereof with a graphical user interface showing my new design;and,

FIG. 3 is a front perspective view of FIG. 2.

The broken line showing of the mobile terminal in FIGS. 2 and 3, and ofthe text/words, numbers and graphical elements in FIGS. 1, 2, and 3 arefor illustrative purposes and forms no part of the claimed design.

The Facebook mark or trademark in the lower center portion of theFigures and the Twitter mark or trademark in the lower center portion ofthe Figures are not part of the claimed design. The Facebook mark ortrademark is a registered trademark or the property of Facebook, Inc.and the Twitter mark or trademark is a registered trademark or theproperty of Twitter, Inc.

CLAIM The ornamental design for a display screen of a mobile terminal orportion thereof with a graphical user interface, as shown and described.